 <xml>
 <ToUserName><![CDATA[<%= @respond_msg.from_user_name %>]]></ToUserName>
 <FromUserName><![CDATA[<%= @to_user_name %>]]></FromUserName>
 <CreateTime><%= Time.now.to_i %></CreateTime>
 <MsgType><![CDATA[news]]></MsgType>
 <ArticleCount>1</ArticleCount>
 <Articles>
 <item>
 <Title><![CDATA[title1]]></Title> 
 <Description><![CDATA[大山的回声：<%= @respond_msg.content %>]]></Description>
 <PicUrl><![CDATA[http://pn.zdmimg.com/201305/08/34e98cdf.jpg_n3.jpg]]></PicUrl>
 <Url><![CDATA[url]]></Url>
 </item>
 </Articles>
 </xml> 
